Imagine that you are driving in your car with a heavy bag of groceries on the front seat and you slam on your brakes to stop. the car stops but the heavy bag continues to move forward. the concept that best explains why your bag of groceries moves forward is _

The correct answer is inertia.

Explanation:

The heavy bag of groceries is initially within the inertia frame of the car. This indicates that the heavy bag acquires the same speed as the car.

When the car stops, the heavy bag continues to move forward with the speed it had due to the principle of inertia, which states the property that the bodies cannot modify by themselves the state of rest or movement in which they are.

Have a nice day!

i guess it’s a and b

increase masses, decrease separation